LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Creperēius

Creperēius m sg (genitive Creperēiī or Creperēī)
Classical[krɛ.pɛˈreː.i.ʊs]Ecclesiastical[kre.peˈrɛː.i.us]

Meaning

  1. a Roman nomen gentile, gens or "family name" famously held by
  2. Crepereius Gallus, a friend of Agrippina

Declension

declension
formsingularplural
nominativeCreperēius—
genitiveCreperēiī
Creperēī		—
dativeCreperēiō—
accusativeCreperēium—
ablativeCreperēiō—
vocativeCreperēī—

Origins

Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ēius Latin Creperēius From creper (“dusky, dark”) + -ēius.

In the Academy Smith's classical dictionaries

Biography & mythologyCrepereiusCrepereius. the name of a Roman equestrian family, which was distinguished for the strict discipline of its members, but of which otherwise only very …

Quick answers

What does Creperēius mean in Latin?
Creperēius, a proper noun, means “a Roman nomen gentile, gens or "family name" famously held by”.
What is the genitive of Creperēius?
The genitive singular is Creperēiī. Creperēius is masculine, second declension.
How do you pronounce Creperēius?
In classical Latin, [krɛ.pɛˈreː.i.ʊs]; in ecclesiastical (church) Latin, [kre.peˈrɛː.i.us].